Researchers contributing to the ASCENT network of air quality sensors observed spikes in lead and chlorine downwind from the ...

A small American Airlines jet collided with a Sikorsky H-60 military helicopter on approach to Reagan Washington National ...

An American Airlines plane and an Army helicopter collided Wednesday night near Ronald Reagan Washington National Airport.

An MQ-9 Reaper drifts ominously through the crisp, pre-dawn sky over Sanaa, Yemen. Its matte-gray fuselage blends seamlessly ...

The RAF is providing RC-135 Rivet Joint and P-8 Poseidon MRA1 aircraft from the Intelligence, Surveillance, Target ...

Figure skaters and coaches returning from the national championships were aboard the American Airlines flight that collided ...

The data set: The data are collected as part of the Atmospheric Science and Measurement Network (ASCENT for short), which monitors air quality at sites across the country. You can see the data set for ...

A record 92.3 million passengers travelled through Dubai's international airport last year, its operator said on Thursday, underlining the Gulf city's economic boom.The figure broke the previous high ...

A passenger aircraft crashed into the Potomac River near Reagan National Airport outside of Washington, DC, after it collided midair with a helicopter as it approached the runway, according to the ...

Leaders across the D.C., Maryland, and Virginia region, as well as federal lawmakers, are reacting to the tragic American ...

A plane carrying 60 passengers and four crew members crashed into the Potomac River in the US shortly after 9pm local time ...

Leaders across the D.C., Maryland, and Virginia region, as well as federal lawmakers, are reacting to the tragic American ...